|
1/4-inch, 5-Megapixel SOC Image Sensor Optimized for High-Volume Mobile Markets
# r9 K9 b7 d1 `$ h% xOV5640 4 Z3 N: m( ^1 \6 S+ W3 ?5 G- u
5-megapixel product brief
" e/ R9 a; D8 o5 j6 r* dlead free
0 H1 V0 Q! a: W* _- L1 u. F" zavailable in! y4 v4 t8 |3 R' U% q) o
a lead-free
! ]1 H' G. x# E8 a( ~' n' vpackage! J" x( [% [0 V+ u
The OV5640 delivers a complete 5-megapixel camera solution on a9 c9 Z' t. a+ e, H3 p: J& n5 G
single chip, aimed at offering cost efficiencies that serve the high$ a4 ^+ J! P* c2 m, d4 l; t
volume autofocus (AF) camera phone market. The system-on-a
9 t& ~ v" G# uchip (SOC) sensor features OmniVision's 1.4 micron OmniBSI™& A% `" g4 h& @
backside illumination architecture to deliver excellent pixel
/ I1 e+ V' [ I8 o8 k: nperformance and best-in-class low-light sensitivity, while enabling
( L0 U5 _, F5 Uultra compact camera module designs of 8.5 mm x 8.5 mm with4 h! n2 t" m. F: q
<6 mm z-height. The OV5640 provides the full functionality of a
1 p$ V% q1 v7 y' Z6 ecomplete camera, including anti-shake technology, AF control, and
1 ~. x1 C1 m1 z4 v2 I wMIPI while being easier to tune then two-chip solutions, making it8 I( J/ O) V$ K+ R% |! @! _) {: _
an ideal choice in terms of cost, time-to-market and ease of+ o9 F: l0 {9 d' ~
platform integration.
. n% Z1 d" k' y, y, T6 T+ ^6 n3 PThe OV5640 enables 720p HD video at 60 frames per second (fps)
5 M1 C6 X. B, q0 |and 1080p HD video at 30 fps with complete user control over& W* O9 Z K$ K4 K0 e7 R
formatting and output data transfer. The 720p/60 HD video is
6 U f6 h# `: [$ r" ]. H. `; T+ Pcaptured in full field of view (FOV) with 2 x 2 binning, which! S) s# d0 ]% ^; a5 H
doubles the sensitivity and improves the signal-to-noise ratio
) b4 c' M9 W7 E7 V8 K) A(SNR). Additionally, a unique post-binning re-sampling filter+ c" U" s( C6 |6 a+ W3 S+ L
function removes zigzag artifacts around slant edges and3 j& B7 H" {9 b# U$ S3 a2 }
minimizes spatial artifacts to deliver even sharper, crisper6 e2 E2 U& v" V. c# M' F* ?" P0 c
color images. To further improve camera performance and user8 P: M8 O4 d2 |% [7 a1 k
experience, the OV5640 features an internal anti-shake engine for7 x% F6 D5 n0 i8 a3 C
image stabilization, and it supports Scalado™ tagging for faster) z$ G4 q9 G' q3 M
image preview and zoom.
/ C) j- p% e4 c* L% K0 s& VThe OV5640 offers a digital video port (DVP) parallel interface+ B* G' o" P Z3 w" F1 N
and a high-speed dual lane MIPI interface, supporting multiple8 |3 q0 B1 J' e+ ^/ Y
output formats. An integrated JPEG compression engine simplifies' s: r. f4 c) }: {
data transfer for bandwidth-limited interfaces. The sensor's. {8 e" Q' _' O8 m2 z8 _5 \+ v3 s) w
automatic image control functions include automatic exposure
0 W$ b, e/ o1 H% z/ Jcontrol (AEC), automatic white balance (AWB), automatic band5 z9 x- [; R2 f+ a' [5 {
filter (ABF), 50/60 Hz automatic luminance detection, and- t i# b3 ~( ]$ { t& L
automatic black level calibration (ABLC). The OV5640 delivers
# D1 e+ f- J# V! eprogrammable controls for frame rate, AEC/AGC 16-zone
. W2 Z5 `8 g& C& b! Dsize/position/weight control, mirror and flip, cropping, windowing,* t3 y& C- D2 z; i9 M
and panning. It also offers color saturation, hue, gamma, sharpness
3 j5 x. q$ M7 b$ P" N* a, h(edge enhancement), lens correction, defective pixel canceling, and+ [! m: d1 {# o9 i
noise canceling to improve image quality.
+ p" I9 X+ _3 N; ^& P/ P' GFind out more at www.ovt.com.¬' W8 @( A' [( _
OV5640.pdf
(580.27 KB, 下载次数: 286)
! _% H8 N. [1 Y9 D9 e7 V; d
( {* G! ]9 d0 T) {5 a# G4 j/ b7 z( O! m! c0 l1 ?
|